Which of the following is associated with elevated alkaline phosphate, low calcium with low phosphate?
High-Yield Explanation
Option A - Paget's disease: Normal Ca+, Normal PO4, SAP |||| Option B - Osteoporosis: Normal Ca+, Normal PO4, SAP normal Option C - Primary Hyperparathyroidism | Ca+, | PO4, SAP |, Bone turnover| Option D - Vitamin D deficiency: Calcium | , PTH| , PO4| , SAP | Note: Ca+ is inversely propoional to PO4